TRSE How To Draw Tutorials:
Ribbon Bow of the Suit

    Drawing the ribbon on Sailor Scout (Senshi) 's chest is very simple. All you do is just draw the circles and triangles to form the ribbons. Just follow the steps shown below.
 

    Draw a circle in the middle of a character's chest. Lightly sketch the triangles connecting with the circle.

    Draw the "triangles" to form the ribbons.

    Add the lines to the bow as shown in the picture.

    Add some nicks and details to the bow, and you're done!
 

    When drawing a character at an angled point of view, be sure that one part of the ribbon facing toward you is larger than one facing away from you so to give it a 3D look.